<template>
  <div class="wrapper">
    <swiper :options="swiperOption"
            v-if="showSwipper">
      <swiper-slide v-for="item of list"
                    :key="item.id"
                    v-if="list.length > 0">
        <img class="swiper-img"
             :src="item.imgUrl"
             :alt="item.imgAlt">
      </swiper-slide>
      <div class="swiper-pagination"
           slot="pagination"></div>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        pagination: '.swiper-pagination',
        loop: true,
        notNextTick: true,
        autoplay: 3000,
        speed: 500
      }
    }
  },
  computed: {
    showSwipper () {
      return this.list.length
    }
  }
}
</script>

<style lang="stylus" scoped>
.wrapper >>> .swiper-pagination-bullet-active {
  background: #fff !important;
}

.wrapper {
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-bottom: 26.7%;
  background: #eee;

  .swiper-img {
    width: 100%;
  }
}
</style>
